Home / 4,678,971.40-7,018,457.10-4,041,242.20

Finding the Fourth Proportional to 4,678,971.40, 7,018,457.10 and 4,041,242.20

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Solution

The fourth proportional to 4,678,971.40, 7,018,457.10 and 4,041,242.20 is: 6,061,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,971.40 : 7,018,457.10 = 4,041,242.20 : x
  2. Step 2: Convert to fraction form
    4,678,971.40/7,018,457.10 = 4,041,242.20/x
  3. Step 3: Cross multiply
    4,678,971.40x = 7,018,457.10 × 4,041,242.20
  4. Step 4: Simplify right side
    4,678,971.40x = 28,363,285,011,409.62
  5. Step 5: Solve for x
    x = 28,363,285,011,409.62/4,678,971.40
  6. Step 6: Final answer
    x = 6,061,863.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.